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DRYLOK
DRYLOK Extreme Masonry Waterproofer 1-Gallon
🎨 Waterproofing Sealants & Paints
4.62,041 verified reviews
FloodReady Verified
Expert Recommended
Best Value
Withstands hydrostatic pressure up to 15 PSI — the strongest DRYLOK formula. Covers 75 sq ft per gallon on bare masonry and is guaranteed for 15 years against water infiltration through treated surfaces.
Key Features
🛡️Withstands 15 PSI hydrostatic pressure
⚡Guaranteed 15 years against water infiltration
💧Covers 75 sq ft per gallon (bare block)
🔒Paintable — top-coat with latex paint
✅Mold and mildew resistant formula
📦Available in white and tint base
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